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From: luka.gejak@linux.dev
To: Bitterblue Smith <rtl8821cerfe2@gmail.com>
Cc: Luka Gejak <luka.gejak@linux.dev>,
	Ping-Ke Shih <pkshih@realtek.com>,
	linux-wireless@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Michael Straube <straube.linux@gmail.com>,
	Peter Robinson <pbrobinson@gmail.com>
Subject: Re: [PATCH 02/19] wifi: rtw88: rx: mark zero length packets on RTL8723B
Date: Thu, 30 Jul 2026 06:08:48 +0000
Message-ID: <20260730060903.30187-1-luka.gejak@linux.dev>
In-Reply-To: <e5cb3bb8-065c-4829-8743-f250f66f0eb1@gmail.com>
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From: Luka Gejak <luka.gejak@linux.dev>

On 25/07/2026 01:34, Bitterblue Smith wrote:
>> Like the RTL8703B, the RTL8723B reports receive descriptors with a
>> zero packet length, which the vendor driver drops outright.
>
> I wonder if this only happens with SDIO? I don't think RTL8723BU does it.

I have only seen it on SDIO and have no USB part to test with, so v2
gates this on rtw_is_8723bs() rather than the chip id.

Best regards,
Luka Gejak